
Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.
A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >
Hazardous Weather Conditions
Current conditions at
Merced / Castle Air Force Base (KMER)
Lat: 37.36667°NLon: 120.56667°WElev: 187.0ft.Mist
N/A
| Humidity | NA |
| Wind Speed | N 0 MPH |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | 2.00 mi |
| Last update | NA |
Extended Forecast for
5 Miles SE Denair CA
Dense Fog Advisory December 30, 02:00am until December 30, 12:00pm
Tonight

Low: 38 °F
Increasing
CloudsTuesday

High: 48 °F
Cloudy
Tuesday Night

Low: 43 °F
Cloudy
Wednesday

High: 49 °F
Chance Rain
Wednesday Night

Low: 49 °F
Rain
New Year's Day

High: 56 °F
Rain
Thursday Night

Low: 54 °F
Chance Rain
Friday

High: 58 °F
Showers
LikelyFriday Night

Low: 51 °F
Showers
Detailed Forecast
Tonight
Increasing clouds, with a low around 38. Calm wind becoming east around 5 mph after midnight.
Tuesday
Cloudy, with a high near 48. Calm wind becoming north northwest around 5 mph.
Tuesday Night
Cloudy, with a low around 43. Calm wind becoming north northwest around 5 mph.
Wednesday
A 40 percent chance of rain after 10am. Cloudy, with a high near 49. Southeast wind around 5 mph.
Wednesday Night
Rain. Low around 49. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
New Year's Day
Rain. High near 56. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 54. Southeast wind around 10 mph, with gusts as high as 15 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain, then showers likely and possibly a thunderstorm after 10am. Cloudy, with a high near 58. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 51. South southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain likely. Cloudy, with a high near 55. South wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 47. West wind around 5 mph becoming east in the evening. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 54. South southeast wind 5 to 10 mph.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 45. East northeast wind around 5 mph.
Monday
A 40 percent chance of rain. Mostly cloudy, with a high near 52. South wind 5 to 10 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SE Denair CA
37.47°N 120.73°W (Elev. 157 ft)
37.47°N 120.73°W (Elev. 157 ft)
10:56 pm PST Dec 29, 2025
11pm PST Dec 29, 2025-6pm PST Jan 5, 2026



